Heat Shrink Tubing

Adhesive-lined Semi-Rigid Polyolefin Tubing-2:5:1

Nelco offers four different classes [SB1] of Adhesive-Lined Shrink Tubing for your needs including Adhesive-Lined Flexible Polyolefin Tubing-2:1 and Flexible Flame-Retardant Polyolefin Shrink Tubing-2:1. NP- 300 adhesive- lined heat shrink tubing can be used in cable and wiring projects involving braided- shield pigtails, electrical wiring, mechanical wiring assemblies, electronic components, electrical wire splices, breakouts, connectors for cables and wires, solder joints, delicate wire terminations, electrical cable end sealing and beyond!

Bulk Order Pricing: Call 1-888-991-8616 or Contact Sales


Adhesive-lined Semi-Rigid Polyolefin Tubing-2:5:1


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Additional Information

Nelco Products offers adhesive, semi-​rigid, polyolefin heat shrink tubing in a variety of sizes. This 1/8" adhesive shrink tubing will shrink down to 40% of its size when heated to a minimum temperature of 135°C (275°F). The standard operating temperature of the semi-​rigid polyolefin tubing is from -55°C (-67°F) to 110°C (230°F). The tubing however, can withstand higher temperatures for a short period of time, but adhesive will reflow will occur at temperatures above 80°C (176°F). This semi-​rigid heat shrink tubing shrink tubing solution meets all SAE-​AMS-​DTL-​23053/4D and UL specifications. The adhesive-​lined shrink tubing is currently available in Class 1 only and in the color black.

Physical Property

Typical Value-US Units (metric)


Tensile Strength +

2200 psi


Ultimate Elongation



Longitudinal Change

+1, -10%


Secant Modulus (2%)

27,000 psi


Specific Gravity

1:0; .95 (Clear)


*Heat Aging (168 hrs. @175°C)

Elongation 175%


*Heat Shock (4 hrs. @ 250°C)

No dripping, flowing, cracking


*Low Temperature Flexibility (4 hrs @

-55°C )

No Cracking


Volume Resistivity

1015 ohm/cm


Dielectric Strength

900 V/mil


Chemical Property (Test Method)

Typical Value


Corrosive Effect



Fungus Resistance



Water Absorption



Fluid Resistance JR4 Skydrol 600 Solution Gasoline

Hydraulic Fluid


>1500 psi V/mil

@600 V/mil


Application Specifications


SAE-AMS-DTL-23053/4; Class 1; AMS-3634; UL File E157227; RoHS Compliant

*Outer wall only